2021 Dacia Sandero Sway Comfort Tce Cvt — MOT failures & pass rate
Across 490 MOT tests analysed for the 2021 Dacia Sandero Sway Comfort Tce Cvt, the most common recorded failure areas were lighting & signalling, visibility and tyres. Its pass rate of 93.5% was above the average for cars of a similar age (91.2%).
How it compares
Top failure categories
| # | Category | % of tests affected | Tests |
|---|---|---|---|
| 1 | Lighting & signalling | 3.7% | 18 |
| 2 | Visibility | 3.3% | 16 |
| 3 | Tyres | 2.9% | 14 |
| 4 | Brakes | 1.2% | 6 |
| 5 | Seat belts & restraints | 0.6% | 3 |
| 6 | Road wheels | 0.2% | 1 |
Most common specific failures
The exact components most often recorded as failures — more specific than the categories above.
| # | Failure item | Times recorded |
|---|---|---|
| 1 | Headlamp aim | 21 |
| 2 | Wipers | 13 |
| 3 | Washers | 6 |
| 4 | Tread depth | 5 |
| 5 | Brake pads | 5 |
| 6 | Tyre pressure monitoring system | 3 |
Top advisory categories
Advisories aren't failures, but they flag work likely needed soon — useful when budgeting.
| # | Category | % of tests with advisory | Tests |
|---|---|---|---|
| 1 | Tyres | 21.4% | 105 |
| 2 | Brakes | 8.0% | 39 |
| 3 | Other defects | 5.9% | 29 |
| 4 | Visibility | 2.6% | 13 |
| 5 | Suspension | 0.8% | 4 |
| 6 | Lighting & signalling | 0.2% | 1 |
Failure rate by mileage
Higher-mileage cars tend to fail more — often the most useful guide to real condition.
| Mileage band | Tests | Fail rate |
|---|---|---|
| 0-30k | 391 | 5.6% |
| 30-60k | 88 | 10.2% |
Failure rate by age
Trend over time
| Dataset year | Tests | Fail rate |
|---|---|---|
| 2024 | 234 | 4.3% |
| 2025 | 253 | 8.7% |
What to check before buying a 2021 Sandero Sway Comfort Tce Cvt
Before buying a 2021 Dacia Sandero Sway Comfort Tce Cvt, focus on the areas it most often fails on. Lighting & signalling accounted for 3.7% of tests for this year.
- Lighting & signalling (3.7% of tests): Often a cheap bulb, but persistent issues can mean wiring or corrosion in the units. Typical repair: £10–£150.
- Visibility (3.3% of tests): Wipers, washers, mirrors and screen damage — usually inexpensive, but check for chips in the driver's line of sight. Typical repair: £15–£150.
- Tyres (2.9% of tests): Usually a quick, known-cost fix, but check tread, age and uneven wear (which can hint at alignment or suspension issues). Typical repair: £50–£120 per tyre.
Repair costs are rough UK ballpark ranges to set expectations, not quotes — actual prices vary widely by car, parts and garage.
Frequently asked questions
How many 2021 Dacia Sandero Sway Comfort Tce Cvts pass their MOT?
93.5% of the 490 2021 Dacia Sandero Sway Comfort Tce Cvt MOT tests in this dataset passed — a 6.5% fail rate.
What is the most common MOT failure on a 2021 Dacia Sandero Sway Comfort Tce Cvt?
Lighting & signalling, recorded in 3.7% of tests, followed by visibility (3.3%).
Does the 2021 Sandero Sway Comfort Tce Cvt get worse with mileage?
Its MOT fail rate rises from 5.6% in the 0-30k band to 10.2% in the 30-60k band.
Methodology & source. Based on 490 MOT tests. Dataset: DVSA MOT testing data (2021,2022,2023,2024,2025). Data last updated 2026-07-01. Figures reflect MOT-testable defects only — read the methodology for how these are calculated and what they don't measure.